Perhaps you should try some spelling variations:
"harvard world bank studies force survey." » "harvard cold bank studies force survey.", "harvard world bank studies formal survey.", "harvard world bank studies from survey.", "harvard world bank studies food survey.", "harvard world urban studies force survey."
"harvard land bank study ebook series." » "harvard cold bank study ebook series.", "harvard camp bank study ebook series.", "harvard land bank study book series.", "harvard land bank study textbook series.", "harvard land bank study yearbook series.", "harvard land bank study facebook series.", "harvard land banks study ebook series."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("harvard world bank studies force survey.") or ("harvard land bank study ebook series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("harvard world bank studies force survey.") OR ("harvard land bank study ebook series.")).
• Removing quotes may allow a broader search: (( harvard world bank studies force survey. ) or ( harvard land bank study ebook series. )).
• Adding a wildcard symbol may retrieve word variants: (("harvard world bank studies force survey.") or ("harvard land bank study ebook series."))*.